/Engine/Source/Runtime/Engine/Classes/Engine/PackageMapClient.h
Writes an object NetGUID given the NetGUID and either the object itself, orFStringfull name of the object. Appends full name/path if necessary
void InternalWriteObject ( [FArchive](API\Runtime\Core\Serialization\FArchive) & Ar, [FNetworkGUID](API\Runtime\Core\Misc\FNetworkGUID) NetGUID, [UObject](API\Runtime\CoreUObject\UObject\UObject) * Object, [FString](API\Runtime\Core\Containers\FString) ObjectPathName, [UObject](API\Runtime\CoreUObject\UObject\UObject) * ObjectOuter )